This book is designed to be a survey of the essential topics of Information Systems. The material covers important topics that drive computing and information technology today. The book is broken down into sections that cover a survey of essential areas of information systems. These topics include: - An introduction and overview of computer hardware - How software is built by industry today using the software development lifecycle. - Cloud computing and the services that are offered by the leading vendors on the market today - Computer security and, - The future of computing and more This book is designed for anyone who wants to have more information about the information technology field and is ideal for someone just getting started. The book will give you a solid understanding of many of the concepts that drive one of the most important industries in today's world.